CN101237762B - Mounting structure of shield cover and display device - Google Patents
Mounting structure of shield cover and display device Download PDFInfo
- Publication number
- CN101237762B CN101237762B CN2008100045007A CN200810004500A CN101237762B CN 101237762 B CN101237762 B CN 101237762B CN 2008100045007 A CN2008100045007 A CN 2008100045007A CN 200810004500 A CN200810004500 A CN 200810004500A CN 101237762 B CN101237762 B CN 101237762B
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- CN
- China
- Prior art keywords
- radome
- circuit substrate
- mounting structure
- insertion section
- display unit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K9/00—Screening of apparatus or components against electric or magnetic fields
- H05K9/0007—Casings
- H05K9/0054—Casings specially adapted for display applications
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Details Of Aerials (AREA)
Abstract
The invention aims to fasten a shield cover. A structure of mounting a shield cover according to the present invention includes a shield cover (31) having an insertion part (32) which is inserted into a gap formed between a circuit substrate (13) and a shield cover fastening part (23) along the circuit substrate (13). The insertion part (32) of the shield cover (31) includes a convex part (33) that is elastic and deformable, and the end of the insertion part (32) and the shield cover fastening part (23) come in contact with each other by the elasticity with the convex part (33) being in contact with the circuit substrate (13) as the fulcrum.
Description
Technical field
The present invention relates to mounting structure of shield cover and display unit, particularly mounting structure of shield cover and the display unit that the electrical and electronic parts that is arranged on the circuit substrate is shielded.
Background technology
For the electrical and electronic parts that is arranged on the circuit substrate is shielded, use metal radome.As existing general mounting structure of shield cover, the installation that utilizes screw is arranged.Utilize the installation of screw for this, can carry out the ground connection between fixing and the radome and the substrate of radome reliably, still, not only the screw division number of packages increases, and assembly manipulation is also bad.Therefore, in order to address these problems,, proposed the insertion section of radome is inserted into the structure that install in the gap between circuit substrate and the radome fixed part as the mounting structure of radome.
In addition, in patent documentation 1, following structure being disclosed: the contact chip of resiliency is set on radome, carries out the crimping contact with this contact chip, thus, carry out reliable ground connection.
But, being inserted in the existing method of installing in the gap in insertion section radome, the ground connection between fixing and the radome and the circuit substrate of radome is all unreliable.And, in order to address this problem, must to carry out the subsides of screw or conductivity band and pay, consequently, component count increases, the assembly manipulation variation.
In addition, in the structure of patent documentation 1, do not disclose the detailed installation method of radome, existence can not be with the problem of simple crotch structure fixed mask cover.
Summary of the invention
The present invention carries out in order to solve described problem, and its purpose is fixed mask cover reliably and carries out ground connection between radome and the circuit substrate reliably.
The mounting structure of the radome of first scheme of the present invention has radome, and this radome has to be inserted into and is formed on first and is mounted body and is mounted the second set insertion section that is mounted the gap between the body of body along described first.The insertion section of described radome has the protuberance of elastically deformable, utilizes that described protuberance and described first is mounted under the body state of contact is the elastic force of fulcrum with described protuberance, and the end of described insertion section and described second is mounted body and contacts.
According to the mounting structure of radome of the present invention, fixed mask cover reliably.
Description of drawings
Fig. 1 is the exploded perspective view of the display unit of execution mode.
Fig. 2 is the exploded perspective view of the display unit of execution mode.
Fig. 3 is the front elevation of the display unit of explanation execution mode.
Fig. 4 is the profile of the display unit of explanation execution mode.
Fig. 5 is the front elevation of the existing display unit of explanation.
Fig. 6 is the profile of the existing display unit of explanation.
Fig. 7 is the front elevation of the display unit of explanation execution mode.
Fig. 8 is the profile of the display unit of explanation execution mode.
Fig. 9 is the front elevation of the display unit of explanation execution mode.
Figure 10 is the profile of the display unit of explanation execution mode.
Embodiment
In the present embodiment, the display unit to mounting structure with radome of the present invention describes.And for example liquid crystal indicator is equivalent to this display unit.Fig. 1 and Fig. 2 are the exploded perspective views of the display unit of present embodiment.Fig. 1 is the exploded perspective view of observing from the display surface side, and Fig. 2 is the exploded perspective view of observing from the rear side of display surface.The display unit of present embodiment has front baffle 1, installation panel 11, backlight 21, radome 31.
And, be under the metal situation at afterframe 22, stick the resin molding of insulating properties on the surface of afterframe 22, along this resin molding configuration circuit substrate 13.
Radome 31 is metal covers of protective circuit substrate 13 electrically and mechanically.This radome 31 has under the situation of the part that contacts with circuit block 15, can stick the resin molding of insulating properties on this contact portion.As shown in Figure 2, on circuit substrate 13, afterframe 22, radome 31, screw portion 41 is set on position overlapped respectively.
Fig. 3 and Fig. 4 are the figure of the structure assembling display unit beyond the radome 31 that utilizes in the aforesaid structure.Fig. 3 is that expression is observed the front elevation of display unit from rear side, and Fig. 4 is with the profile under the situation after the cut-out line A-A ' cut-out of Fig. 3.In addition, as shown in Figure 4, form the gap between the set radome fixed part 23 at circuit substrate 13 with along circuit substrate 13.
Above explanation is identical with existing mounting structure of shield cover.Therefore, the mounting structure of shield cover to existing display unit describes.Fig. 5 is a front elevation of observing the display unit that existing radome 31 has been installed from rear side.Existing radome 31 have be inserted into circuit substrate 13 and along circuit substrate 13 formed insertion section 32 between the set radome fixed part 23.In Fig. 5, the insertion section 32 of radome 31 is inserted in the aforesaid gap.And, tighten together and hold-down screw fixed part 41 with screw 42, thus, permanent circuit substrate 13, afterframe 22, radome 31.
Fig. 6 is the profile after the cut-out line A-A ' with Fig. 5 is cut off.The insertion section 32 of existing radome 31 has curved shape shown in Figure 6.In the mounting structure of so existing radome, the insertion section 32 of radome 31 produces the gap with at least one of circuit substrate 13 and radome fixed part 23, can not stably contact with the two.Therefore, the fixed mask cover 31 reliably, in addition, can not connect the ground connection between radome 31 and the circuit substrate 13 reliably.
Then, the mounting structure of shield cover to the display unit of present embodiment describes.Fig. 7 is a front elevation of observing the display unit of the radome 31 that present embodiment is installed from rear side.Radome 31 of the present invention have be inserted into first be mounted body and along first be mounted body set second be mounted the insertion section in the formed gap between the body.In the present embodiment, first to be mounted body be that to be mounted body be the radome fixed part 23 as fixed part of relative circuit substrate 13 across gap configuration to circuit substrate 13, the second.
In Fig. 7, the insertion section 32 of radome 31 is inserted into aforesaid gap.In addition, with existing mounting structure of shield cover in the same manner, tighten together and hold-down screw fixed part 41 with screw 42, thus, permanent circuit substrate 13, afterframe 22, radome 31.
Fig. 8 is with the profile under the situation after the cut-out line A-A ' cut-out of Fig. 7.As shown in Figure 8, the insertion section 32 of radome 31 has the protuberance 33 of elastically deformable.In the present embodiment, protuberance 33 becomes semi-circular shape.And, for the mounting structure of radome, utilize that to make under protuberance 33 and circuit substrate 13 state of contact be the elastic force of fulcrum with protuberance 33, the end of insertion section 32 is contacted with radome fixed part 23.
In addition, as shown in Figure 8, circuit substrate 13 has and is arranged on lip-deep ground connection figure 16.And the protuberance 33 of radome 31 contacts with the ground connection figure 16 of circuit substrate 13.
For circuit substrate 13, on one side, has the mounting structure of an aforesaid radome at least at least.In Fig. 7, on one side of circuit substrate 13, has the mounting structure of two aforesaid radomes.And, with screw 42 hold-down screw fixed parts 41, thus, permanent circuit substrate 13, afterframe 22, radome 31.Like this, tighten also permanent circuit substrate 13, afterframe 22, radome 31 together, thus, can reduce screw 42.And,, show structure herein with screw 42 hold-down screw fixed parts, still, be not limited to this, also can be other fixing means.
According to the display unit of the present embodiment that is constituted as mentioned above, the end of the insertion section 32 of radome 31 utilizes protuberance 33 elastic forces and contacts with radome fixed part 23.Therefore, for the insertion section 32 of radome 31, can not produce the gap respectively and between circuit substrate 13 and the radome fixed part 23, so the fixed mask cover 31 reliably.In addition, the distance between radome 31 and the circuit block 15 is maintained fixed, therefore, can be electrically and protective circuit parts 15 mechanically.In addition, can between radome 31 and radome fixed part 32, carry out ground connection reliably.
And, in the present embodiment, make protuberance 33 be semi-circular shape, still, be not limited to this, also be the convex shape of the curved shape that becomes the square shape of plane contact or acute angle, part, only before the shape of end in contact.
In addition, according to the display unit of present embodiment, the protuberance 33 of radome 31 utilizes the elastic force of oneself to contact with the ground connection figure 16 of circuit substrate 13.Therefore, can carry out ground connection between radome 31 and the circuit substrate 13 reliably.
In addition, one side the display unit of present embodiment at the mounting structure with two aforesaid radomes of circuit substrate 13.Therefore, can reduce the number of the required screw 42 of the installation of radome 31, and, can further carry out aforesaid ground connection reliably.
And, one side more than the display unit at the mounting structure with two aforesaid radomes of circuit substrate 13 is illustrated, still, be not limited thereto.The mounting structure that can have as shown in Figure 9, two aforesaid radomes respectively on the opposed both sides of circuit substrate 13.
At this moment, can further reduce required screw 42 numbers of installation of radome 31, and, can further carry out aforesaid ground connection reliably.In addition, shown in Figure 10 as the profile of the cut-out line B-B ' of Fig. 9 can be arranged on the radome fixed part 23 that is arranged on the afterframe 22 on the front baffle 1.
In addition, the mounting structure to employed radome in the display unit of present embodiment is illustrated.But be not limited to this, even other device under the situation of protective circuit substrate 13, can use the mounting structure of the radome of present embodiment.
Claims (4)
1. the mounting structure of a radome, wherein,
Have first and be mounted body, second and be mounted body and radome,
Described radome has the insertion section, and this insertion section has with described first and is mounted the protuberance that body contacts, and this insertion section and described second is mounted body and contacts,
Described protuberance and described first is mounted under the body state of contact, and utilizing with described protuberance is the elastic force of fulcrum, and the end of described insertion section is pressed against described second and is mounted body.
2. the mounting structure of radome as claimed in claim 1, wherein,
Described first is mounted body comprises circuit substrate,
Has the fixed part of being pushed fixing described radome by the described end of described insertion section thereby described second is mounted body.
3. the mounting structure of radome as claimed in claim 2, wherein,
Described radome is metal,
Described circuit substrate has and is arranged on lip-deep ground connection figure,
The described protuberance of described radome contacts with the described ground connection figure of described circuit substrate.
4. display unit has the mounting structure of the described radome of claim 1, wherein,
Described first is mounted body comprises circuit substrate,
Has the fixed part of being pushed fixing described radome by the described end of described insertion section thereby described second is mounted body.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2007018992A JP5289712B2 (en) | 2007-01-30 | 2007-01-30 | Shield cover mounting structure and display device |
| JP2007018992 | 2007-01-30 | ||
| JP2007-018992 | 2007-01-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101237762A CN101237762A (en) | 2008-08-06 |
| CN101237762B true CN101237762B (en) | 2010-12-08 |
Family
ID=39667737
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008100045007A Active CN101237762B (en) | 2007-01-30 | 2008-01-30 | Mounting structure of shield cover and display device |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US7719857B2 (en) |
| JP (1) | JP5289712B2 (en) |
| KR (1) | KR100941652B1 (en) |
| CN (1) | CN101237762B (en) |
| TW (1) | TW200833222A (en) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPWO2007113993A1 (en) * | 2006-03-30 | 2009-08-13 | パイオニア株式会社 | Display device |
| JP5125773B2 (en) | 2008-05-30 | 2013-01-23 | 富士通株式会社 | Electronic equipment and ground connection structure |
| US20100315571A1 (en) * | 2009-06-16 | 2010-12-16 | Chi-Ming Tseng | Liquid Crystal Display Device |
| TWI417617B (en) * | 2010-08-12 | 2013-12-01 | Au Optronics Corp | Protection structure |
| US8488335B2 (en) * | 2011-04-18 | 2013-07-16 | Japan Display West, Inc. | Electro-optical device and electronic apparatus |
| EP2568779A1 (en) * | 2011-09-09 | 2013-03-13 | Siemens Aktiengesellschaft | Device for electronic contacting of an optical display unit |
| EP2962799B8 (en) * | 2014-07-04 | 2016-10-12 | ABB Schweiz AG | Semiconductor module with ultrasound welded connections |
| CN104123887B (en) * | 2014-07-21 | 2016-03-30 | 昆山龙腾光电有限公司 | Display device and assembly method of display device |
| KR102233097B1 (en) * | 2014-09-07 | 2021-03-26 | 엘지디스플레이 주식회사 | Liquid crystal disaplay apparatus |
| US9690128B2 (en) * | 2014-07-25 | 2017-06-27 | Lg Display Co., Ltd. | Liquid crystal display apparatus |
| JP6552370B2 (en) * | 2015-10-02 | 2019-07-31 | 三菱電機株式会社 | Electronics |
| JP6631492B2 (en) * | 2016-12-12 | 2020-01-15 | 富士通クライアントコンピューティング株式会社 | Information processing apparatus and information processing apparatus manufacturing method |
| JP6691885B2 (en) | 2017-03-21 | 2020-05-13 | 株式会社ジャパンディスプレイ | Display device |
| JP2019120757A (en) | 2017-12-28 | 2019-07-22 | 株式会社ジャパンディスプレイ | Display |
| JP2020042141A (en) | 2018-09-10 | 2020-03-19 | 株式会社ジャパンディスプレイ | Display |
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| US5014160A (en) * | 1989-07-05 | 1991-05-07 | Digital Equipment Corporation | EMI/RFI shielding method and apparatus |
| US5436802A (en) * | 1994-03-16 | 1995-07-25 | Motorola | Method and apparatus for shielding an electrical circuit that is disposed on a substrate |
| JP3085865B2 (en) * | 1994-11-08 | 2000-09-11 | 松下電器産業株式会社 | Circuit unit shielding device |
| EP0729294B1 (en) * | 1995-02-24 | 1998-09-02 | Hewlett-Packard Company | Arrangement for preventing eletromagnetic interference |
| JP3020603U (en) * | 1995-06-01 | 1996-02-06 | モレックス インコーポレーテッド | Shield cover terminals and shield system |
| JPH104284A (en) | 1996-06-14 | 1998-01-06 | Mitsubishi Electric Corp | Shielding device |
| US6049469A (en) * | 1997-08-20 | 2000-04-11 | Dell Usa, L.P. | Combination electromagnetic shield and heat spreader |
| KR100517136B1 (en) * | 1998-03-17 | 2006-01-12 | 삼성전자주식회사 | LC Module |
| US6178097B1 (en) * | 1999-01-22 | 2001-01-23 | Dial Tool Industries, Inc. | RF shield having removable cover |
| JP2000286584A (en) | 1999-03-30 | 2000-10-13 | Kokusai Electric Co Ltd | Shielding structure of portable-type communication machine |
| FI991454A (en) * | 1999-06-24 | 2000-12-25 | Nokia Networks Oy | EMI sealing |
| JP2001024375A (en) | 1999-07-13 | 2001-01-26 | Hitachi Ltd | Shielding structure |
| US6390891B1 (en) * | 2000-04-26 | 2002-05-21 | Speedfam-Ipec Corporation | Method and apparatus for improved stability chemical mechanical polishing |
| KR100351127B1 (en) * | 2001-07-30 | 2002-09-05 | 삼성전자 주식회사 | Making method for Liquid Crystal Display |
| JP2004117874A (en) * | 2002-09-26 | 2004-04-15 | Nec Corp | Display device |
| US6872880B2 (en) * | 2003-06-17 | 2005-03-29 | Delphi Technologies, Inc. | Two-piece solderless EMC/EMI shield |
| KR20050009365A (en) * | 2003-07-16 | 2005-01-25 | 엘지.필립스 엘시디 주식회사 | Liquid crystal display device module |
| KR20050027677A (en) * | 2003-09-16 | 2005-03-21 | 엘지.필립스 엘시디 주식회사 | Liquid crystal display device |
| TWI268526B (en) * | 2003-12-05 | 2006-12-11 | Au Optronics Corp | Plasma display |
| KR100670273B1 (en) * | 2005-01-18 | 2007-01-16 | 삼성에스디아이 주식회사 | Heat radiating assembly for plasma display apparatus and plasma display apparatus comprising the same |
| TWM289575U (en) * | 2005-11-04 | 2006-04-11 | Hon Hai Prec Ind Co Ltd | Electromagnetic interference shield device |
-
2007
- 2007-01-30 JP JP2007018992A patent/JP5289712B2/en active Active
- 2007-10-30 TW TW096140744A patent/TW200833222A/en unknown
- 2007-10-30 US US11/928,401 patent/US7719857B2/en active Active
-
2008
- 2008-01-14 KR KR1020080003816A patent/KR100941652B1/en not_active IP Right Cessation
- 2008-01-30 CN CN2008100045007A patent/CN101237762B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| US7719857B2 (en) | 2010-05-18 |
| KR20080071486A (en) | 2008-08-04 |
| JP5289712B2 (en) | 2013-09-11 |
| KR100941652B1 (en) | 2010-02-11 |
| JP2008185764A (en) | 2008-08-14 |
| CN101237762A (en) | 2008-08-06 |
| US20080180931A1 (en) | 2008-07-31 |
| TW200833222A (en) | 2008-08-01 |
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